%0 Journal Article
%A Yu. V. Pokornyi
%A V. L. Pryadiev
%T Some problems of the qualitative Sturm--Liouville theory on a~spatial network
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 2004
%P 515-552
%V 59
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_2004_59_3_a3/
%G en
%F RM_2004_59_3_a3